import { ViewEngine } from './view-engine';

/**
 * 实体选择视图(分页关系)
 *
 * @export
 * @class PickupView3Engine
 * @extends {ViewEngine}
 */
export class PickupView3Engine extends ViewEngine {
  /**
   * Creates an instance of PickupView3Engine.
   *
   * @memberof PickupView3Engine
   */
  constructor() {
    super();
  }

  public pickupViewPanelModels: any[] = [];

  public init(options: any) {
    this.pickupViewPanelModels = options.pickupViewPanelModels;
    super.init(options);
  }

  public load() {
    this.view.viewSelections = [];
    super.load();
    const activedPickupViewPanel = this.view.activedPickupViewPanel
      ? this.view.activedPickupViewPanel
      : this.pickupViewPanelModels.length > 0
      ? this.pickupViewPanelModels[0].name
      : '';
    if (activedPickupViewPanel) {
      this.setViewState2({ tag: activedPickupViewPanel, action: 'load', viewdata: this.view.viewparams });
    }
  }

  public onCtrlEvent(ctrlName: string, eventName: string, args: any): void {
    super.onCtrlEvent(ctrlName, eventName, args);
    if (Object.is(eventName, 'selectionchange')) {
      this.onSelectionChange(args);
    }
    if (Object.is(eventName, 'activated')) {
      this.emitViewEvent('viewdatasactivated', args);
    }
  }

  public onSelectionChange(args: any[]) {
    this.view.viewSelections = [];
    this.view.viewSelections = [...args];
    const _disabled: boolean = this.view.viewSelections.length > 0 ? false : true;
    this.view.containerModel.view_okbtn.disabled = _disabled;
    if (!this.view.isShowButton) {
      this.emitViewEvent('viewdataschange', [...args]);
    }
  }
}
